C++标准全排列

#include "stdafx.h"
#include<algorithm>
#include <string>
#include <iostream>
using namespace std;

void print_arrange(string s)
{
    sort(s.begin(),s.end());
    do 
    {
        cout<<s<<endl;
    } while (next_permutation(s.begin(),s.end()));
}

int _tmain(int argc, _TCHAR* argv[])
{
    string s;
    cin>>s;
    print_arrange(s);
    return 0;
}